re: Symbols vs. text - was EN61010-1, Symbol 14

2003-04-18 Thread richhug...@aol.com
Hi Rich, First, do we have clear, unambiguous definitions for our safety symbols? Based on the very short definitions in 417, I think not. I believe we need much more work on the definitions. As you know, standards are not static things set in stone. If you think that IEC 60417 needs to

Re: Symbols vs. text - was EN61010-1, Symbol 14

2003-04-18 Thread Rich Nute
Hi Richard: You said We in the product safety industry must be very careful that we use symbols in strict accordance with their definitions. No issue with you there. However, the paper states that some of these misuses were perpetrated by people not even connected with

Symbols vs. text - was EN61010-1, Symbol 14

2003-04-18 Thread richhug...@aol.com
Rich, Thank you for explaining that words were made from letters and sentences were made from a mixture of words (and letters by the way). It's simply amazing how informative these exchanges can be! You said We in the product safety industry must be very careful that we use symbols in strict

Re: path-loss equation

2003-04-18 Thread Himanshu Arora
This is a multi-part message in MIME format. Hello, The factor of 37 came as a constant when the numbers were plugged in appropriate units. But bascially it is Free Space Path Loss Equation. The path loss varies quadratically with distance hence a factor of 20logdistance. To account for loss

Re: Lightning coordination in K.20 (2000) versus GR-1089

2003-04-18 Thread j...@aol.com
In a message dated 4/17/2003, you write: As an FYI, we see very few instances of damage on our carrier class products due to lightning events. As such I doubt the coordination issue is really that significant. Hi Jim: Thanks for your detailed discussion of the coordination problem. I